NSA5054-12N

Imperial Large Inserts

Standard Type / 17-4PH / Large

NSA505412N is an imperial large insert in 17-4PH stainless for 3/4-10 UNC threads in light alloys; 7/8-20 UNEF external.

This is an old part number for Anemo. We strongly recommend our alternative part CS1210, which has the same properties.

How to install a Crownsert?

A internal thread (Class 3B) 3/4-10 UNC

B external thread (Class 3A) 7/8-20 UNEF

Ø max minor special .8240

Ø C (+.008/-.002) .756

D (+.015/-.000) .170

F .750

G (±.010) 1.120

J (±1) 44

Combo swage and drive tool part n° CST1210

Through-hole preparation Min. full THD depth 1.380; Min. full depth 1.155

Blind-hole preparation Min. full THD depth 1.280; Min. full depth 1.155

Material 17-4PH, Cond H1025 per AMS 5643

Finish PASSIVATED per AMS 2700 & SFL coated per SAE AS5272, Type I

Temperature range -110°/+650°F

Heat treat RC 35-42

Magnetic YES

Combo swage and drive installation tool CST1210

Tap-through tool TTI0875

Blind tap tool TBI0875

Step drill tool CSD0836

Removal tool CSRT1210, CSRT1216

Wobble broach CSBT1210W

After-swage gage CSASG1210

Serration gage CSSG1210